Sandvik / Tamrock
BG 003 057 21a Switchgear Assembly, Main
DD321-40
| Part Number | BG 003 057 21a |
| Description | Switchgear Assembly, Main |
| Brand | Sandvik (Tamrock) |
| Assembly | Module, Electric |
| Type | Drill Rig Spare Part |
Quick answer
BG 003 057 21a (also written BG00305721a, BG-003-057-21a, or BG.003.057.21a) is a Sandvik switchgear assembly, main spare part used in the Module, Electric assembly of the Sandvik DD321-40. Verified compatible with 2 Sandvik machine models including DD321-40, DD421-60C. Available as an aftermarket replacement drill part from BK Drilling — Turkey-based Sandvik and Epiroc spare parts supplier serving mining contractors worldwide. Quote on request via WhatsApp; typical lead time 3-7 days for stock items.
Part code alternate forms: BG00305721a, BG 003 057 21a, BG-003-057-21a.
Compatible machines
2
OEM cross-reference
BG 003 057 21a
About Sandvik BG 003 057 21a Switchgear Assembly, Main
An essential element of the Module, Electric in the Sandvik DD321-40, this part is designed to meet the exacting standards required for underground and surface drilling equipment. Timely replacement prevents costly cascading failures in critical machine systems.
This is an OEM-compatible aftermarket replacement part for the Sandvik DD321-40 (DD321-40). Also compatible with Tamrock branded equipment of the same model series. BK Drilling supplies this part with fast worldwide shipping and competitive pricing.
Frequently asked questions
Why use OEM-compatible parts for Sandvik drilling equipment?
OEM-compatible parts are manufactured to the same dimensional tolerances and material specifications as original components, ensuring proper fit, reliable performance, and maintaining the designed safety margins of the drilling machine.
